/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMFunctions/Math/RigVMMathLibrary.h
static void FourPointBezier ( const [FRigVMFourPointBezier](API\Plugins\RigVM\RigVMFunctions\Math\FRigVMFourPointBezier) & Bezier, float T, FVector & OutPosition, FVector & OutTangent )